Lie Group Method of the Diffusion Equations

Table 1

The stability comparison of ERK method and EEI method.

	ERK	EEI
𝑁=50	0.028	0.10
𝑁=100	0.007	0.080
𝑁=200	0.0016	0.025
𝑁=400	0.0005	0.0075